Mercurial > hg > truffle
view c1x4hotspotsrc/HotSpotVM/src/com/sun/hotspot/c1x/HotSpotVMConfig.java @ 1422:3483ec571caf
* using reflected objects instead of oops
* removed scratch from allocatable registers
* instanceof xir snippet
* arraylength xir snippet
* exceptionobject xir snippet
* VMEntries and VMExits as interfaces
* calls to VMEntries and VMExits are routet through logging proxies
author | Lukas Stadler <lukas.stadler@oracle.com> |
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date | Mon, 02 Aug 2010 15:44:38 -0700 |
parents | 6223633ce7dd |
children | 760213a60e8b |
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/* * Copyright (c) 2010 Sun Microsystems, Inc. All rights reserved. * * Sun Microsystems, Inc. has intellectual property rights relating to technology embodied in the product that is * described in this document. In particular, and without limitation, these intellectual property rights may include one * or more of the U.S. patents listed at http://www.sun.com/patents and one or more additional patents or pending patent * applications in the U.S. and in other countries. * * U.S. Government Rights - Commercial software. Government users are subject to the Sun Microsystems, Inc. standard * license agreement and applicable provisions of the FAR and its supplements. * * Use is subject to license terms. Sun, Sun Microsystems, the Sun logo, Java and Solaris are trademarks or registered * trademarks of Sun Microsystems, Inc. in the U.S. and other countries. All SPARC trademarks are used under license and * are trademarks or registered trademarks of SPARC International, Inc. in the U.S. and other countries. * * UNIX is a registered trademark in the U.S. and other countries, exclusively licensed through X/Open Company, Ltd. */ package com.sun.hotspot.c1x; /** * Used to communicate configuration details, runtime offsets, etc. to c1x upon compileMethod. * * @author Lukas Stadler */ public class HotSpotVMConfig { // os information, register layout, code generation, ... public boolean windowsOs; public int codeEntryAlignment; // offsets, ... public int vmPageSize; public int stackShadowPages; public int hubOffset; public int arrayLengthOffset; // runtime stubs public long instanceofStub; public long debugStub; public void check() { assert vmPageSize >= 16; assert codeEntryAlignment > 0; assert stackShadowPages > 0; assert instanceofStub != 0; assert debugStub != 0; System.out.println("Config::debugStub = " + Long.toHexString(debugStub)); System.out.println("Config::instanceofStub = " + Long.toHexString(instanceofStub)); } }